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IrinaK [193]
2 years ago
8

Find x 20 and 15 geometric mean

Mathematics
1 answer:
Colt1911 [192]2 years ago
8 0

Answer: 17.320508075689

Step-by-step explanation:

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What if i=radical -1, what is the value of i^3
aleksklad [387]

\bf i^3\implies \sqrt{-1}\cdot \sqrt{-1}\cdot \sqrt{-1}\implies (\sqrt{-1})^2\sqrt{-1}\implies \sqrt{(-1)^2}\cdot \sqrt{-1} \\\\\\ -1\cdot i\implies \boxed{-i}

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3 years ago
What is equivalent to 4(8n)?
rosijanka [135]

Answer:

32n

Step-by-step explanation:

4(8n) = 4 * 8 * n = 32 * n = 32n

thank, 5 star, and brainliest if helpful!

7 0
3 years ago
Need help thanks <br><br><br> ---
Molodets [167]

the answer is A

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6 0
3 years ago
J) You spend $35. Tip is 15%. How much did you pay in total?
rusak2 [61]

Answer:

You paid $40.25 in total.

Step-by-step explanation:

In this question:

Spending of 35%

Tip of 15% means that 15% of 35 will be added to your total spending. So

T = 35 + 0.15*35 = 35 + 5.25 = 40.25

You paid $40.25 in total.

3 0
3 years ago
If you earn 15% on your investment how long will it take for your money to double using the rule of 72
navik [9.2K]

Answer:

If you earn 15% the answer will be 10.8

Step-by-step explanation:

I know this because if you use the rule of 72 you will have to divide the two numbers together and the you will come out with 10.8

7 0
3 years ago
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